Base | Representation |
---|---|
bin | 1111110100011… |
… | …1011110010101 |
3 | 11121212002021012 |
4 | 3331013132111 |
5 | 113441244140 |
6 | 10330102005 |
7 | 1433664053 |
oct | 375073625 |
9 | 147762235 |
10 | 66353045 |
11 | 34500030 |
12 | 1a27a905 |
13 | 10992875 |
14 | 8b531d3 |
15 | 5c5a265 |
hex | 3f47795 |
66353045 has 16 divisors (see below), whose sum is σ = 90640512. Its totient is φ = 46157760.
The previous prime is 66353039. The next prime is 66353071. The reversal of 66353045 is 54035366.
It is not a de Polignac number, because 66353045 - 28 = 66352789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24962 + ... + 27491.
It is an arithmetic number, because the mean of its divisors is an integer number (5665032).
Almost surely, 266353045 is an apocalyptic number.
It is an amenable number.
66353045 is a deficient number, since it is larger than the sum of its proper divisors (24287467).
66353045 is a wasteful number, since it uses less digits than its factorization.
66353045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52492.
The product of its (nonzero) digits is 32400, while the sum is 32.
The square root of 66353045 is about 8145.7378425776. The cubic root of 66353045 is about 404.8432965876.
The spelling of 66353045 in words is "sixty-six million, three hundred fifty-three thousand, forty-five".
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